condition mean min max 0 h after light 2.276155 2.19227 2.36004 2 h after light 2.15874 1.90971 2.40777 4 h after light 1.80681 1.7917 1.82192 8 h after light 2.1368799999999997 2.11638 2.15738 12 h after light 2.38693 2.28485 2.48901 2 h after dark 2.656235 2.61391 2.69856 4 h after dark 3.12702 3.06898 3.18506 8 h after dark 3.6079 3.46349 3.75231 12 h after dark 3.4323300000000003 2.95061 3.91405